BE401235A - - Google Patents
Info
- Publication number
- BE401235A BE401235A BE401235DA BE401235A BE 401235 A BE401235 A BE 401235A BE 401235D A BE401235D A BE 401235DA BE 401235 A BE401235 A BE 401235A
- Authority
- BE
- Belgium
Links
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
- G03C1/00—Photosensitive materials
- G03C1/005—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
- G03C1/06—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with non-macromolecular additives
- G03C1/08—Sensitivity-increasing substances
- G03C1/10—Organic substances
- G03C1/12—Methine and polymethine dyes
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- General Physics & Mathematics (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE432969X | 1933-02-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE401235A true BE401235A (en) |
Family
ID=6496705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE401235D BE401235A (en) | 1933-02-07 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE401235A (en) |
| FR (1) | FR768047A (en) |
| GB (1) | GB432969A (en) |
-
0
- BE BE401235D patent/BE401235A/xx unknown
-
1934
- 1934-02-01 FR FR768047D patent/FR768047A/en not_active Expired
- 1934-02-07 GB GB4031/34A patent/GB432969A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR768047A (en) | 1934-07-30 |
| GB432969A (en) | 1935-08-07 |